20429171

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 24271104

約数和(自身を除く): 3841933

約数列:

[1, 7, 43, 67, 301, 469, 1013, 2881, 7091, 20167, 43559, 67871, 304913, 475097, 2918453, 20429171]

約数ペア:

[(1, 20429171), (7, 2918453), (43, 475097), (67, 304913), (301, 67871), (469, 43559), (1013, 20167), (2881, 7091)]